Home / 47,075.87-70,616.24-12,015.83

Finding the Fourth Proportional to 47,075.87, 70,616.24 and 12,015.83

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Solution

The fourth proportional to 47,075.87, 70,616.24 and 12,015.83 is: 18,024.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,075.87 : 70,616.24 = 12,015.83 : x
  2. Step 2: Convert to fraction form
    47,075.87/70,616.24 = 12,015.83/x
  3. Step 3: Cross multiply
    47,075.87x = 70,616.24 × 12,015.83
  4. Step 4: Simplify right side
    47,075.87x = 848,512,735.08
  5. Step 5: Solve for x
    x = 848,512,735.08/47,075.87
  6. Step 6: Final answer
    x = 18,024.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.